of dzhokhar tsarnaev. the latest on his condition and what lies ahead. >>> an ocean away and the will to persevere. we'll introduce you to a man who crossed the finish line of the london finish line after a week beginning the journey at the starting line in boston. >>> then this his boat was his hobby and passion until it became the scene of the shootout that ended boston's terror. now americans rally to replace the beloved boat of a man who helped take down the city's most wanted man. it is monday, april 22nd. >> announcer: from abc news, this is "world news now" with john muller and diana perez. >>> good morning, everybody.